nelson mandela, mr. nelson mandela, a free man taking his first steps into a new south africa. >> reporter: it was a long walk nelson mandela took, a walk that lasted nearly a century, a walk to freedom and human dignity. a walk he ended up taking the whole world on along with him. >> on behalf of our rainbow nation, i welcome you all. >> reporter: nelson mandela towered over them. a moral and political leader of surpassing strength, implacable determination, and profound decency. >> i am a product of africa. and the long-cherished dream of a rebirth that can now be realized. so that all of our children may play in the sun. >> reporter: mandela was born in 1918 into the royal family of the tembu people, but he grew up under apartheid, the vicious system of racial segregation and oppression by which the white minority ruled south africa. it's hard today to imagine the pure evil of that system. abject poverty for blacks and severe restrictions on travel, education and employment. whites enjoyed all of the